CN205812007U - A kind of concentrator communicator in three-phase power line communication system - Google Patents
A kind of concentrator communicator in three-phase power line communication system Download PDFInfo
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- CN205812007U CN205812007U CN201620580215.XU CN201620580215U CN205812007U CN 205812007 U CN205812007 U CN 205812007U CN 201620580215 U CN201620580215 U CN 201620580215U CN 205812007 U CN205812007 U CN 205812007U
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Abstract
The utility model discloses the concentrator communicator in a kind of three-phase power line communication system, including data processing control units, power module, external serial communication module, route data processing module, memory module, each carrier wave coupling circuit being connected with three-phase power line, each zero cross detection circuit and each carrier wave reception circuit, each carrier wave transtation mission circuit being connected with each carrier wave coupling circuit.This utility model compares prior art, has higher transmitting efficiency, bigger transmission bandwidth and higher capacity of resisting disturbance.
Description
Technical field
This utility model relates to electric line communication system field, is specifically related to the collection in a kind of three-phase power line communication system
Middle device communicator.
Background technology
Along with developing rapidly of computer technology, popularizing of the domestic and international power-line carrier communication of simultaneous, profit
The overall situation communicated with electric lines of force is the most ripe.Power circuit spreads all over electricity consumption everywhere, utilizes existing power network conduct
Information transmitting medium, then without rewiring, can save substantial amounts of material resources manpower.
At present, the electric energy meter of internal power line communication system, concentrator etc. generally all use arrowband low-frequency electrical line of force carrier wave,
485 wiring or communications.These communication modes generally exist that bandwidth is narrow, speed is too low, difficulty of construction is big, real-time
Differ from, the problems such as two-way high-speed traffic can not be realized, it is difficult to meet the requirement building " power information integral collecting platform ".And collect
Middle device plays a part to form a connecting link in whole electric line communication system, is the bridge of whole electric line communication system, determines
The overall performance of system.
Effective information is sent in three-phase power line typically use a road-load ripple by traditional concentrator carrier communication apparatus
Signal three-phase sends simultaneously, and do so exists the problems such as transmitting efficiency is low, transmission bandwidth is little, capacity of resisting disturbance is low.
Utility model content
The purpose of this utility model is to solve the problems of the prior art, it is provided that in a kind of three-phase power line communication system
Concentrator communicator, to realize higher transmitting efficiency, bigger transmission bandwidth and higher capacity of resisting disturbance.
For reaching above-mentioned purpose, this utility model adopts the following technical scheme that
Concentrator communicator in a kind of three-phase power line communication system, including data processing control units, power supply mould
Block, external serial communication module, route data processing module, memory module and each carrier wave coupling being respectively connected with three-phase power line
Close circuit, each zero cross detection circuit, and each carrier wave transtation mission circuit, each carrier wave that are connected with each carrier wave coupling circuit receive circuit；
Described power module outlet connects data processing control units power end, for data processing control units and be connected to number
It is powered according to the circuit module of processing and control element (PCE)；The described input of external serial communication module, outfan and data
Processing and control element (PCE) connects, and carries out the interface of serial communication for data processing control units offer and external equipment；Described road
It is connected with data processing control units by the input of data processing module, outfan, is responsible for processing relevant routing iinformation；Institute
The input of the memory module stated, outfan are connected with route data processing module, are responsible for preserving this node and from the phase of node
Pass information；Described each zero cross detection circuit input is respectively connected with three-phase power line, outfan and data processing and control list
Unit connects；The input of described each carrier wave transtation mission circuit is connected with data processing control units, and outfan couples with each carrier wave
Circuit connects；Described each carrier wave receives the outfan of circuit and is connected with data processing control units, input and each carrier wave coupling
Conjunction circuit connects.
Further, described each carrier wave transtation mission circuit all includes power amplifier module, high-frequency band pass filtration module, direct current
Supply module.
Further, described power amplifier module includes the first resistance, the first electric capacity, Schottky diode, the second electricity
Resistance, MOSFET field effect transistor, the 3rd resistance, the 4th resistance；Wherein the first resistance one terminates data processing control units, the first electricity
Hinder another pin 2 terminating the first electric capacity and MOSFET field effect transistor；Another termination MOSFET field effect transistor of the first electric capacity
Pin 5；Schottky diode and the second resistor coupled in parallel, a termination MOSFET field effect transistor pin 5, another termination MOSFET field effect
Should pipe pin 4 and direct current supply module；Pin 1 ground connection of MOSFET field effect transistor；One end of 3rd resistance and the 4th resistance is divided
Not connecing the pin 3 and 6 of MOSFET field effect transistor, another terminates high-frequency band pass filtration module.
Described high-frequency band pass filtration module includes inductance and the second electric capacity；Inductance and the second capacitances in series, a termination merit
Rate amplification module, the other end carries ripple coupling circuit.
Described direct current supply module include DC source, audion, the 5th resistance, the 6th resistance, the 7th resistance, the 3rd
Electric capacity, electrochemical capacitor；DC source connects colelctor electrode and one end of the 5th resistance of audion, and another of the 5th resistance terminates three poles
Pipe base stage and one end of the 6th resistance；After 7th resistance, the 3rd electric capacity and electrochemical capacitor parallel connection one termination transistor emitter and
Power amplifier module, another terminates the 6th resistance ground connection.
Further, described each carrier wave coupling circuit all includes the 4th electric capacity, isolating transformer and TVS diode；The
The two ends of four electric capacity connect a wherein live wire and the port 3 of isolating transformer of three-phase power line respectively；The end of isolating transformer
Mouth 1 connects electric lines of force zero line；TVS diode one terminates isolating transformer port 6, another termination isolating transformer port 4 and carrier wave
Transtation mission circuit.
Technical scheme described in the utility model provides the benefit that relative to prior art, acquirement:
Owing to using three independent transtation mission circuits to carry out carrier wave transmission mutually by each of three-phase power line respectively, raising
Transmitting efficiency, expands transmission bandwidth, improves capacity of resisting disturbance.
Owing to using MOSFET field effect transistor in the power amplifier module of carrier wave transtation mission circuit, make carrier wave transmit power more
Greatly, capacity of resisting disturbance is higher.
Owing to using inductance and capacitances in series in the high-frequency band pass filtration module of carrier wave transtation mission circuit, improve anti-interference
Ability, makes high-frequency signal be able to undampedly and transmits.
Due to the direct current supply module at carrier wave transtation mission circuit and use audion in direct current supply module, protect straight
Stream power supply prevents shorted to earth.
Owing to using TVS diode in carrier wave coupling circuit, protect carrier wave and receive circuit.
Owing to have employed isolating transformer in carrier wave coupling circuit, improve capacity of resisting disturbance, make high-frequency signal be able to
Transmit undampedly.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes one of the present utility model
Point, schematic description and description of the present utility model is used for explaining this utility model, is not intended that of the present utility model
Improper restriction.In the accompanying drawings:
Fig. 1 is this novel circuit module logic schematic diagram；
Fig. 2 is that carrier wave transtation mission circuit couples circuit schematic diagram with carrier wave.
Detailed description of the invention
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, clear, with
Under in conjunction with the accompanying drawings and embodiments, this utility model is further elaborated.Should be appreciated that concrete reality described herein
Execute example only in order to explain this utility model, be not used to limit this utility model.
As it is shown in figure 1, the communicator in a kind of single-phase electricity line of force communication system described in the utility model, including:
Data processing control units, power module, external serial communication module, route data processing module, memory module
And couple circuit, each zero cross detection circuit with the carrier wave being respectively connected with three-phase power line respectively, and couple circuit with each carrier wave
The each carrier wave transtation mission circuit connected, each carrier wave receive circuit.
The major function of described data processing control units has: receives carrier wave and receives the carrier signal on circuit and carry out
Corresponding process；Generate carrier signal and be sent to carrier wave transtation mission circuit；Receive the zero cross signal of zero cross detection circuit and carry out
Corresponding process；Determine current data reiving/transmitting state and control indicating circuit；Determine ABC three-phase duty and control instruction electricity
Road；The data relevant to routing iinformation are mutual with route processing circuit；Arrange with outside and carry out serial communication and carry out corresponding
Process.
Described power module outlet connects data processing control units power end, for data processing control units and
The circuit module being connected to data processing control units is powered.
The described input of external serial communication module, outfan are connected with data processing control units, at data
Reason control unit offer and external equipment carry out the interface of serial communication.
The described input of route data processing module, outfan are connected with data processing control units, are responsible for process
Relevant routing iinformation.
The input of described memory module, outfan are connected with route data processing module, be responsible for preserve this node and
From the relevant information of node.
Described each zero cross detection circuit input is respectively connected with three-phase power line, outfan and data processing and control list
Unit connects.
The input of described each carrier wave transtation mission circuit is connected with data processing control units, and outfan couples with each carrier wave
Circuit connects.
Described each carrier wave receives the outfan of circuit and is connected with data processing control units, and input couples with each carrier wave
Circuit connects.
Owing to using three independent transtation mission circuits to carry out carrier wave transmission mutually by each of three-phase power line respectively, raising
Transmitting efficiency, expands transmission bandwidth, improves capacity of resisting disturbance.
As in figure 2 it is shown, carrier wave coupling circuit is respectively connected with three-phase power line A, B, C, each carrier wave transtation mission circuit and each load
Ripple coupling circuit connects, and is connected with data processing control units.
Each carrier wave transtation mission circuit all includes power amplifier module, high-frequency band pass filtration module, direct current supply module.
Described power amplifier module includes the first resistance R1, the first electric capacity C1, Schottky diode TS1, the second resistance
R2, MOSFET field effect transistor V1, the 3rd resistance R3, the 4th resistance R4；Wherein the first resistance R1 mono-terminates data processing and control list
Unit, the first resistance R1 another terminate the pin 2 of the first electric capacity C1 and MOSFET field effect transistor V1；Another termination of first electric capacity C1
The pin 5 of MOSFET field effect transistor V1；Schottky diode TS1 and the second resistance R2 is in parallel, a termination MOSFET field effect transistor
V1 pin 5, another termination MOSFET field effect transistor V1 pin 4 and direct current supply module；The pin 1 of MOSFET field effect transistor V1 connects
Ground；One end of 3rd resistance R3 and the 4th resistance R4 connects the pin 3 and 6 of MOSFET field effect transistor V1 respectively, and another terminates high frequency
Bandpass filtering modules block.
MOSFET field effect transistor V1 uses US6M2；Schottky diode TS1 uses SS12.
Owing to using MOSFET field effect transistor V1 in the power amplifier module of carrier wave transtation mission circuit, make carrier wave transmit power
Bigger, capacity of resisting disturbance is higher.
Described high-frequency band pass filtration module includes inductance L1 and the second electric capacity C2；Inductance L1 and the second electric capacity C2 series connection,
One termination power amplifier module, the other end carries ripple coupling circuit.
Inductance L1 uses 10uH/1.2A.
Owing to using inductance L1 to connect with electric capacity C2 in the high-frequency band pass filtration module of carrier wave transtation mission circuit, improve anti-
Interference performance, makes high-frequency signal be able to undampedly and transmits.
Described direct current supply module include 12V DC source, audion V2, the 5th resistance R5, the 6th resistance R6, the 7th
Resistance R7, the 3rd electric capacity C3, electrochemical capacitor C5；12V DC source connects colelctor electrode and one end of the 5th resistance R5 of audion V2,
The base stage of another termination audion V2 of the 5th resistance R5 and one end of the 6th resistance R6；7th resistance R7, the 3rd electric capacity C3 and
Termination audion V2 emitter stage and a power amplifier module after electrochemical capacitor C5 parallel connection, another terminates the 6th resistance R6 ground connection.
Audion V2 uses 2SB1132T100R.
Due to the direct current supply module at carrier wave transtation mission circuit and in direct current supply module use audion V2, protect
DC source prevents shorted to earth.
Each carrier wave coupling circuit all includes the 4th electric capacity C4, isolating transformer T1 and TVS diode VD1；4th electric capacity C4
Two ends connect a wherein live wire and the port 3 of isolating transformer T1 of three-phase power line respectively；The port 1 of isolating transformer T1
Connect electric lines of force zero line；TVS diode VD1 mono-terminates isolating transformer t1 port 6, and another terminates isolating transformer t1 port 4 He
Carrier wave transtation mission circuit.
VD1 uses P6KE22CA.
Owing to using TVS diode VD1 in carrier wave coupling circuit, protect carrier wave and receive circuit.
Owing to have employed isolating transformer T1 in carrier wave coupling circuit, improve capacity of resisting disturbance, make high-frequency signal obtain
Transmit with undamped.
Thus, the concentrator communicator in three-phase power line communication system described in the utility model improves transmission effect
Rate, expands transmission bandwidth, improves capacity of resisting disturbance.
Description above describe preferred embodiment of the present utility model, it is to be understood that on this utility model is not limited to
State embodiment, and should not regard the eliminating to other embodiments as.By enlightenment of the present utility model, those skilled in the art combine
The change that known or prior art, knowledge are carried out also should be regarded as in protection domain of the present utility model.
Claims (6)
1. the concentrator communicator in three-phase power line communication system, including data processing control units, power module,
External serial communication module, route data processing module and memory module；
Described power module outlet connects data processing control units power end, for data processing control units and connection
Circuit module to data processing control units is powered；
The described input of external serial communication module, outfan are connected with data processing control units, process control for data
Unit processed offer and external equipment carry out the interface of serial communication；
The described input of route data processing module, outfan are connected with data processing control units, are responsible for processing and are correlated with
Routing iinformation；
The input of described memory module, outfan are connected with route data processing module, are responsible for preserving this node and from joint
The relevant information of point；
It is characterized in that:
Also include each carrier wave coupling circuit, each zero cross detection circuit being respectively connected with three-phase power line, and couple with each carrier wave
Each carrier wave transtation mission circuit that circuit connects, each carrier wave receive circuit；
Described each zero cross detection circuit input is respectively connected with three-phase power line, and outfan is with data processing control units even
Connect；
The input of described each carrier wave transtation mission circuit is connected with data processing control units, and outfan couples circuit with each carrier wave
Connect；
Described each carrier wave receives the outfan of circuit and is connected with data processing control units, and input couples circuit with each carrier wave
Connect.
2. the concentrator communicator in a kind of three-phase power line communication system as claimed in claim 1, is characterized in that: described
Each carrier wave transtation mission circuit all include power amplifier module, high-frequency band pass filtration module, direct current supply module.
3. the concentrator communicator in a kind of three-phase power line communication system as claimed in claim 2, is characterized in that: described
Power amplifier module include the first resistance, the first electric capacity, Schottky diode, the second resistance, MOSFET field effect transistor, the 3rd
Resistance, the 4th resistance；Wherein the first resistance one terminates data processing control units, the first resistance another terminate the first electric capacity with
The pin 2 of MOSFET field effect transistor；The pin 5 of another termination MOSFET field effect transistor of the first electric capacity；Schottky diode with
Second resistor coupled in parallel, a termination MOSFET field effect transistor pin 5, another termination MOSFET field effect transistor pin 4 and direct current supply
Module；Pin 1 ground connection of MOSFET field effect transistor；One end of 3rd resistance and the 4th resistance connects MOSFET field effect transistor respectively
Pin 3 and 6, another terminates high-frequency band pass filtration module.
4. the concentrator communicator in a kind of three-phase power line communication system as claimed in claim 3, is characterized in that: described
High-frequency band pass filtration module include inductance and the second electric capacity；Inductance and the second capacitances in series, a termination power amplifier module, separately
Ripple coupling circuit is carried in one end.
5. the concentrator communicator in a kind of three-phase power line communication system as claimed in claim 3, is characterized in that: described
Direct current supply module include DC source, audion, the 5th resistance, the 6th resistance, the 7th resistance, the 3rd electric capacity, electrolysis electricity
Hold；DC source connects colelctor electrode and one end of the 5th resistance of audion, another termination transistor base and the of the 5th resistance
One end of six resistance；Termination transistor emitter and a power amplification mould after 7th resistance, the 3rd electric capacity and electrochemical capacitor parallel connection
Block, another terminates the 6th resistance ground connection.
Concentrator communicator in a kind of three-phase power line communication system the most as claimed in claim 1, is characterized in that: described
Each carrier wave coupling circuit all include the 4th electric capacity, isolating transformer and TVS diode；The two ends of the 4th electric capacity connect three-phase respectively
A wherein live wire of electric lines of force and the port 3 of isolating transformer；The port 1 of isolating transformer connects electric lines of force zero line；TVS bis-pole
Pipe one terminates isolating transformer port 6, another termination isolating transformer port 4 and carrier wave transtation mission circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620580215.XU CN205812007U (en) | 2016-06-15 | 2016-06-15 | A kind of concentrator communicator in three-phase power line communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620580215.XU CN205812007U (en) | 2016-06-15 | 2016-06-15 | A kind of concentrator communicator in three-phase power line communication system |
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| Publication Number | Publication Date |
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| CN205812007U true CN205812007U (en) | 2016-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620580215.XU Active CN205812007U (en) | 2016-06-15 | 2016-06-15 | A kind of concentrator communicator in three-phase power line communication system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106788607A (en) * | 2017-03-21 | 2017-05-31 | 广西盛洲电力科技有限公司 | A kind of concentrator communication module based on power wire broadband carrier |
| CN106935022A (en) * | 2017-03-21 | 2017-07-07 | 广西盛洲电力科技有限公司 | A kind of wideband power carrier communication kilowatt meter reading-out system |
-
2016
- 2016-06-15 CN CN201620580215.XU patent/CN205812007U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106788607A (en) * | 2017-03-21 | 2017-05-31 | 广西盛洲电力科技有限公司 | A kind of concentrator communication module based on power wire broadband carrier |
| CN106935022A (en) * | 2017-03-21 | 2017-07-07 | 广西盛洲电力科技有限公司 | A kind of wideband power carrier communication kilowatt meter reading-out system |
| CN106788607B (en) * | 2017-03-21 | 2023-08-18 | 广西盛洲北斗科技有限公司 | Concentrator communication module based on power line broadband carrier |
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